PRESTON N31R

Oil · District 08 · Lease #56421

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

221k BBL

Cum Gas

1.6M MCF

casinghead

Wells

1

Production

2021-10 — 2026-04

Peak Month

2022-01

Production History

Cum Oil: 221,359 BBL Cum Gas: 1,579,784 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

22,775 BBL/mo

Di (annual)

295.9%

b-factor

0.7

EUR

266,392 BBL

R-squared

0.977

type

hyperbolic

Operator History (from monthly production reports)

2021-10 — 2026-07 PIONEER NATURAL RES. USA, INC. 58 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
18HPIONEER NATURAL RES. USA, INC.210,5382020-10-07